The arrestees were identified as Shwakat Islam, 32 and his wife Rozina, 28.
Tipped off, a team of Rab-7 conducted a drive in the area and arrested the couple in the morning, said Mahmudul Hasan Mamun, media officer of Rab-7.
They had long been involved in Yaba trading after collecting those from Myanmar, said Rab.
A case was filed against them for trespassing into the country and another for possessing durgs.
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